20131455078

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{97}}^1\times {\mathrm{235307}}^1$

素因数の和:235426

約数の個数: 72

約数和(自身を含む): 51262789032

約数和(自身を除く): 31131333954

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 97, 98, 126, 147, 194, 291, 294, 441, 582, 679, 873, 882, 1358, 1746, 2037, 4074, 4753, 6111, 9506, 12222, 14259, 28518, 42777, 85554, 235307, 470614, 705921, 1411842, 1647149, 2117763, 3294298, 4235526, 4941447, 9882894, 11530043, 14824341, 22824779, 23060086, 29648682, 34590129, 45649558, 68474337, 69180258, 103770387, 136948674, 159773453, 205423011, 207540774, 319546906, 410846022, 479320359, 958640718, 1118414171, 1437961077, 2236828342, 2875922154, 3355242513, 6710485026, 10065727539, 20131455078]

約数ペア:

[(1, 20131455078), (2, 10065727539), (3, 6710485026), (6, 3355242513), (7, 2875922154), (9, 2236828342), (14, 1437961077), (18, 1118414171), (21, 958640718), (42, 479320359), (49, 410846022), (63, 319546906), (97, 207540774), (98, 205423011), (126, 159773453), (147, 136948674), (194, 103770387), (291, 69180258), (294, 68474337), (441, 45649558), (582, 34590129), (679, 29648682), (873, 23060086), (882, 22824779), (1358, 14824341), (1746, 11530043), (2037, 9882894), (4074, 4941447), (4753, 4235526), (6111, 3294298), (9506, 2117763), (12222, 1647149), (14259, 1411842), (28518, 705921), (42777, 470614), (85554, 235307)]